It is a vertical pipe attached to a drain line and runs through the roof of your home.
Drain vent through metal roof.
The waste lines in your house are connected to a venting system that performs two important functions.
If you smell sewer gas in your home that means either a trap has run dry or a vent line has cracked.
This is best implemented if a fixture rests close to the stack and the top floor of your home allowing the stack to serve as a vent.
For one reason or another it may be impractical or impossible to construct this main vent through the roof so it s usually.
All the faucets and water appliances in a house use this same system of drains pipes and vents.
This is most likely to occur on a flat roof from which the snow does not drain properly or after a really heavy snowstorm that results in several feet of snow on the roof.
The vent stack is the pipe leading to the main roof vent.
Vents allow sewer gases to escape and allow air.
Drain pipes take the wastewater to the soil stack.
When the vents in your plumbing drain system are clogged the flow of water can slow down or stop altogether.
How to clear drains through the roof vent.
The vents in your home should channel sewer odor up to the roof while drain traps create a water plug that acts as a barrier stopping sewer odors from coming through the sink drain.
Venting is critical to the operation of a residential or commercial plumbing system.
All the waste lines have a cleanout which is a y shaped fitting that s accessible so that you can clean out any.
In the short term your plumber can fix the issue by clearing snow away from the vent and melting any snow that has made its way down inside of the vent.
How to check if a vent pipe is clogged.
The typical vent system consists of a network of pipes that connect to every drain p trap and extend via a main stack that pokes through the roof just above the main bathroom.
The vents admit air to replace the vacuum of.
The true vent is aligned vertically and attaches to your drain line through the roof.